1. Paying close attention: This is the most common meaning. It means being focused and engaged with what's happening around you, especially with what someone is saying or doing.
* Example: "The teacher was attentive to the students' questions."
* Synonyms: focused, observant, concentrated, mindful
2. Showing care or consideration: This meaning emphasizes being thoughtful and caring towards someone. It often involves being sensitive to their needs and emotions.
* Example: "She was very attentive to her elderly grandmother."
* Synonyms: caring, considerate, thoughtful, solicitous
3. Showing politeness and respect: This meaning suggests being courteous and mindful of social etiquette.
* Example: "He was attentive to the hostess, offering compliments and conversation."
* Synonyms: polite, courteous, respectful, deferential
The meaning of "attentive" will depend on the specific context of the sentence.